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            <a class="inner-link" href="#Ext.util.CSS-props"><img src="../resources/images/default/s.gif" class="item-icon icon-prop">Properties</a>
            <a class="inner-link" href="#Ext.util.CSS-methods"><img src="../resources/images/default/s.gif" class="item-icon icon-method">Methods</a>
            <a class="inner-link" href="#Ext.util.CSS-events"><img src="../resources/images/default/s.gif" class="item-icon icon-event">Events</a>
                        <a class="bookmark" href="../docs/?class=Ext.util.CSS"><img src="../resources/images/default/s.gif" class="item-icon icon-fav">Direct Link</a>
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                <h1>Class Ext.util.CSS</h1>
        <table cellspacing="0">
            <tr><td class="label">Package:</td><td class="hd-info">Ext.util</td></tr>
            <tr><td class="label">Defined In:</td><td class="hd-info"><a href="../source/util/CSS.js" target="_blank">CSS.js</a></td></tr>
            <tr><td class="label">Class:</td><td class="hd-info">CSS</td></tr>
                                    <tr><td class="label">Extends:</td><td class="hd-info">Object</td></tr>
                    </table>
        <div class="description">
            Utility class for manipulating CSS rules<br><br><i>This class is a singleton and cannot be created directly.</i>        </div>
        
        <div class="hr"></div>
                <a id="Ext.util.CSS-props"></a>
        <h2>Public Properties</h2>
        <div class="no-members">This class has no public properties.</div>        <a id="Ext.util.CSS-methods"></a>
        <h2>Public Methods</h2>
                <table cellspacing="0" class="member-table">
            <tr>
                <th class="sig-header" colspan="2">Method</th>
                <th class="msource-header">Defined By</th>
            </tr>
                <tr class="method-row expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-createStyleSheet"></a>
            <b>createStyleSheet</b>(&nbsp;<code>String cssText</code>, <code>String id</code>&nbsp;) : StyleSheet            <div class="mdesc">
                        <div class="short">Creates a stylesheet from a text blob of rules.
These rules will be wrapped in a STYLE tag and appended to the HEAD o...</div>
            <div class="long">
                Creates a stylesheet from a text blob of rules.
These rules will be wrapped in a STYLE tag and appended to the HEAD of the document.    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>cssText</code> : String<div class="sub-desc">The text containing the css rules</div></li><li><code>id</code> : String<div class="sub-desc">An id to add to the stylesheet for later removal</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>StyleSheet</code></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row alt expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-getRule"></a>
            <b>getRule</b>(&nbsp;<code>String/Array selector</code>, <code>Boolean refreshCache</code>&nbsp;) : CSSRule            <div class="mdesc">
                        <div class="short">Gets an an individual CSS rule by selector(s)</div>
            <div class="long">
                Gets an an individual CSS rule by selector(s)    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>selector</code> : String/Array<div class="sub-desc">The CSS selector or an array of selectors to try. The first selector that is found is returned.</div></li><li><code>refreshCache</code> : Boolean<div class="sub-desc">true to refresh the internal cache if you have recently updated any rules or added styles dynamically</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>CSSRule</code><div class="sub-desc">The CSS rule or null if one is not found</div></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-getRules"></a>
            <b>getRules</b>(&nbsp;<code>Boolean refreshCache</code>&nbsp;) : Object            <div class="mdesc">
                        <div class="short">Gets all css rules for the document</div>
            <div class="long">
                Gets all css rules for the document    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>refreshCache</code> : Boolean<div class="sub-desc">true to refresh the internal cache</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>Object</code><div class="sub-desc">An object (hash) of rules indexed by selector</div></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row alt expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-refreshCache"></a>
            <b>refreshCache</b>() : Object            <div class="mdesc">
                        <div class="short">Refresh the rule cache if you have dynamically added stylesheets</div>
            <div class="long">
                Refresh the rule cache if you have dynamically added stylesheets    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li>None.</li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>Object</code><div class="sub-desc">An object (hash) of rules indexed by selector</div></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-removeStyleSheet"></a>
            <b>removeStyleSheet</b>(&nbsp;<code>String id</code>&nbsp;) : void            <div class="mdesc">
                        <div class="short">Removes a style or link tag by id</div>
            <div class="long">
                Removes a style or link tag by id    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>id</code> : String<div class="sub-desc">The id of the tag</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>void</code></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row alt expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-swapStyleSheet"></a>
            <b>swapStyleSheet</b>(&nbsp;<code>String id</code>, <code>String url</code>&nbsp;) : void            <div class="mdesc">
                        <div class="short">Dynamically swaps an existing stylesheet reference for a new one</div>
            <div class="long">
                Dynamically swaps an existing stylesheet reference for a new one    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>id</code> : String<div class="sub-desc">The id of an existing link tag to remove</div></li><li><code>url</code> : String<div class="sub-desc">The href of the new stylesheet to include</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>void</code></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
        <tr class="method-row expandable">
        <td class="micon"><a class="exi" href="#expand">&nbsp;</a></td>
        <td class="sig">
        <a id="Ext.util.CSS-updateRule"></a>
            <b>updateRule</b>(&nbsp;<code>String/Array selector</code>, <code>String property</code>, <code>String value</code>&nbsp;) : Boolean            <div class="mdesc">
                        <div class="short">Updates a rule property</div>
            <div class="long">
                Updates a rule property    <div class="mdetail-params">
        <strong>Parameters:</strong>
        <ul><li><code>selector</code> : String/Array<div class="sub-desc">If it's an array it tries each selector until it finds one. Stops immediately once one is found.</div></li><li><code>property</code> : String<div class="sub-desc">The css property</div></li><li><code>value</code> : String<div class="sub-desc">The new value for the property</div></li>        </ul>
        <strong>Returns:</strong>
        <ul>
            <li><code>Boolean</code><div class="sub-desc">true If a rule was found and updated</div></li>
        </ul>
    </div>
                </div>
                        </div>
        </td>
        <td class="msource">CSS</td>
    </tr>
            </table>
                <a id="Ext.util.CSS-events"></a>
        <h2>Public Events</h2>
        <div class="no-members">This class has no public events.</div>
        </div>